M is a letter your welcome
Answer:
66 cm
Step-by-step explanation:
Diameter (d) = 21 cm

Answer:
1. The independent variable goes on the x-axis and the dependent variable goes on the y-axis.
Answer:
7
Step-by-step explanation:
1. Lets Combine Like Terms. The only combineable terms are 8 and 8. So if we combine them they will equal 16. And we will have (2n+2)=16
2. Let's isolate the variable. We can do this by subtracting 2 from both sides. This will come out to 2n+14.
3. Let's further isolate the variable. We can do this by dividing both sides by two, which will finally come out to n=7
Answer:
I think it 1 but I may be wrong
Step-by-step explanation: